Using a very recent result of Calderon and Salter, we relate small type Artin groups defined by Coxeter diagram which are trees to mapping class groups. This gives information on both the Artin groups with respect to commensurability and hyperbolicity of the parabolic subgroup graph as well as information on the mapping class group and its associated geometric spaces, namely generating sets of finite index subgroups and fundamental groups of strata of abelian differentials. I’ll try to highlight the many ways in which this reflects various aspects of Mladen’s work.
Recording during the meeting "Aspects of Non-Positive and Negative Curvature in Group Theory" the June 20, 2019 at the Centre International de Rencontres Mathématiques (Marseille, France)
Filmmaker: Guillaume Hennenfent
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Recording during the meeting "Aspects of Non-Positive and Negative Curvature in Group Theory" the June 20, 2019 at the Centre International de Rencontres Mathématiques (Marseille, France)
Filmmaker: Guillaume Hennenfent
Find this video and other talks given by worldwide mathematicians on CIRM's Audiovisual Mathematics Library: http://library.cirm-math.fr. And discover all its functionalities:
- Chapter markers and keywords to watch the parts of your choice in the video
- Videos enriched with abstracts, bibliographies, Mathematics Subject Classification
- Multi-criteria search by author, title, tags, mathematical area
Ursula Hamenstädt: Artin groups and mapping class groups smflみらいパートナーズ | |
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Science & Technology | Upload TimePublished on 18 Jul 2019 |
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